Update issue templates

Author: fmind

.github/ISSUE_TEMPLATE/change-request.md

@@ -1,10 +1,14 @@
 ---
 name: Change request
-about: Describe this issue template's purpose here.
+about: Propose a change for this project
 title: "[CHANGE] "
 labels: Change
 assignees: fmind
 
 ---
 
+**Describe the problem you encounter**
 
+**Describe the solution you'd like**
+
+**Additional context**

.github/ISSUE_TEMPLATE/custom-request.md

@@ -0,0 +1,10 @@
+---
+name: Custom request
+about: Ask anything for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+

.github/ISSUE_TEMPLATE/fix-request.md

@@ -1,6 +1,6 @@
 ---
 name: Fix request
-about: Request a fix to help us improve
+about: Request a fix for this project
 title: "[FIX] "
 labels: Fix
 assignees: fmind